bdaejec | 29c06576121aff21a4995e0fc974d5b03db057a1c9a60663d52156f3106581bb

Analysis

max time kernel
144s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 19:21

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General

Target

2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe
Size

1.2MB
MD5

fdd7e87ad52595b29319ed6913082369
SHA1

8d9336fcf82ff83bebcbbf363913d1dbc7f6846d
SHA256

29c06576121aff21a4995e0fc974d5b03db057a1c9a60663d52156f3106581bb
SHA512

9938d19e8902b009067176c544cd8bc7355ca081f73de7574e45f509fba7a313dd226412b8de19f3a21e3de29583cd9f2dd11fbd42bdab598eaf889be94cd9f4
SSDEEP

24576:07GO7dtrjrICw9XuXo7beSTdt5xbX02uvfTXfBxrj3d5E/jKQvVj4YpdjYY0td78:1EtnrICSooGSTD5xbX022fjBxrj3

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2340-30-0x0000000000E80000-0x0000000000E89000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000b00000001225e-1.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2340	tEeXhvT.exe

Loads dropped DLL 2 IoCs

pid	Process
1732	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe
1732	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	tEeXhvT.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ssvagent.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	tEeXhvT.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	tEeXhvT.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	tEeXhvT.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tEeXhvT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2340	1732	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe	30
PID 1732 wrote to memory of 2340	1732	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe	30
PID 1732 wrote to memory of 2340	1732	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe	30
PID 1732 wrote to memory of 2340	1732	2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe	30
PID 2340 wrote to memory of 2860	2340	tEeXhvT.exe	31
PID 2340 wrote to memory of 2860	2340	tEeXhvT.exe	31
PID 2340 wrote to memory of 2860	2340	tEeXhvT.exe	31
PID 2340 wrote to memory of 2860	2340	tEeXhvT.exe	31

C:\Users\Admin\AppData\Local\Temp\2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-08_fdd7e87ad52595b29319ed6913082369_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Users\Admin\AppData\Local\Temp\tEeXhvT.exe
  C:\Users\Admin\AppData\Local\Temp\tEeXhvT.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\2e187f66.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\2e187f66.bat

Filesize
189B

MD5
f1edaf60f542ea048fe22fb86ca4b597

SHA1
fe4e4497ce14d6ff7bd93befebcd65184ecff987

SHA256
ecaf641b64dc6bbc7ae70631f5dbb1b5b4e8e54a238f3cfa40627db1ec83cb1e

SHA512
88d555490168a21c43c529928d025a76bb5086e9567319f5b3ff8a4468422748c557265add25395023d86f6ec09543e2f0a1cf31ad45386d752bf7897f029d53

Download Submit
\Users\Admin\AppData\Local\Temp\tEeXhvT.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1732-11-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/1732-9-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/1732-7-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/1732-32-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/1732-33-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/1732-34-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2340-10-0x0000000000E80000-0x0000000000E89000-memory.dmp

Filesize
36KB

Download
memory/2340-30-0x0000000000E80000-0x0000000000E89000-memory.dmp

Filesize
36KB

Download